There are 10 13-letter words that start with 'pic'.
| pickerelweeds | pictographies | 
| pictorialisms | pictorialists | 
| pictorialized | pictorializes | 
| pictorialness | picturephones | 
| picturesquely | picturization | 
Note: These 10 13-letter words that start with 'pic' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with pick, pict, pico, pica, picr, picc, picn, pice, pich, picl, picq, picu, pici, pics.
4-letter words start with 'pic' (4)